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Roof Renovation

Stichting Het Nieuwe Instituut · Open · 1 lots · 408581
Type
Works
45200000 · Full or partial buildi
Estimated value
€ 1,80M
estimated
To deadline
Ongoing
Knock-outs
n/a
exclusion grounds
Award basis
Best price-quality ratio
5 criteria
Assess manuallyconfidence high

This concerns a contract for the roof renovation of Het Nieuwe Instituut, where an innovative wooden roof will be installed. The award will take place based on price and four quality aspects.

Works · Open · European procedure

Sustainability countsEuropeanComplete timeline
Contracting authority
Stichting Het Nieuwe Instituut
Contract type
Works
Open
Estimated value
€1,800,000
estimated value
Submission deadline
Ongoing
12:00
Scope
European
European procedure
Lots
1
1 lots
Main CPV code
45200000
Full or partial building and civil engineering works
Location
Netherlands
CharacteristicsCPV 45WorksEU tenderGreen / SPPsustainabilitybiodiversity

01What is being requested

Replacing the existing roof with an innovative wooden roof with a high insulation value and natural finish. The contract includes the installation of modular roof elements in Rotterdam during the period from June to December 2026.

The existing roof must be replaced with an innovative wooden roof with an exceptionally high insulation value. This new roof will be constructed from modular roof elements that perfectly align with the existing structure. Furthermore, the roof will receive a natural finish, so that insects also find a place to nestle, providing a subtle contribution to biodiversity.

45200000€ 1,80MWorks
1Roof Renovation€1,600

02Outcome

Awarded

Janssen de Jong OnderhoudPlus B.V.

Bidders
2

03Strategic insight

“
Strategic insight · AI analysis
Focus strongly on the tender price as this has the highest weighting. Ensure a solid substantiation of the sustainability contribution and social aspects to maximize the quality points. Be alert to the strict ceiling price when preparing the tender.
Read automatically from the tender documents using AI. Always verify against the original documents.

04Points of attention

Important · 3
A ceiling tender price of € 2,000,000.00, excl. VAT applies.Important
The maximum additional work is set at € 200,000.00, excl. VAT.Important
The tender must be submitted electronically via TenderNed.Important

05Exclusion grounds

Exclusion grounds — consult the ESPD
  • No specific exclusion grounds were extracted. In a European tender, the mandatory and discretionary grounds of art. 2.86/2.87 of the Dutch Procurement Act almost always apply — check the European Single Procurement Document (ESPD).

06Award criteria

Quality requirement 16

Assessment of the sustainability contribution.

Quality requirement 26

Assessment of the social contribution.

Quality requirement 36

Assessment of the risk dossier.

Quality requirement 46

Assessment of the opportunity dossier.

Price requirement76

Assessment of the tender price.

07Process & timeline

Period for requests for additional information
16/03/2026 12:00 +01:00
Tender deadline
07/04/2026 12:00 +02:00
Opening
07/04/2026 12:05 +02:00
Start date
01/06/2026
End date of the duration
23/12/2026

08Value in context

€1,800,000

09Bidders in this segment

#Likely bidderFitWins
1Boskalis Nederland B.V.SME9469×
2Heijmans Infra B.V.SME9465×
3BAM Infra B.V.SME9377×
4Combinatie Heijmans - SWARCOUnknown9373×
5Van Gelder BVSME9353×
6Hegeman Bouw & Infra B.V.SME9131×

10Tender documents

Bijlagen Bouwtechische zakenzipJan 18, 2026 · 60205 KB
Aanbestedingsstukken Nieuwe InstituutzipJan 18, 2026 · 3496 KB
TN561960 - EF16 Aankondiging van een opdracht - algemene richtlijn, standaardregeling 20260116114839pdfJan 18, 2026 · 142 KB
uea_561960_20251210161306pdfJan 18, 2026 · 333 KB

11Legal themes that may be relevant here

12Frequently asked questions

What is the technical specification of the new roof?
The existing roof will be replaced by an innovative wooden roof with an exceptionally high insulation value. The roof will be constructed from modular roof elements that align with the existing structure and are provided with a natural finish for biodiversity.
What is the maximum tender price for this contract?
The tender price amounts to € 2,000,000.00 excluding VAT. The maximum permitted additional work is set at € 200,000.00 excluding VAT.
What specific characteristics must the new roof possess?
The roof must consist of modular wooden elements with a very high insulation value and a natural finish that offers insects the opportunity to nestle.

Automatically compiled from the official tender data and documents.

13Estimated value versus the market

p25
€ 1,4 mln
median
€ 3,6 mln
p75
€ 9,1 mln
€ 1,8 mln

Gegunde waarden in CPV 45 · werken n=3159